Answer:
$41?
Step-by-step explanation:
Well, if he's overdrawn, then he doesn't have any money, he owes money. But I'm assuming they want to add. The sister has $23 more than he does, so add.
18+23=41.
So his sister has $41.
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hope it helps
Answer: 0.3974
Step-by-step explanation:
Given : The distribution of annual returns on common stocks is roughly symmetric, so the mean return over even a moderate number of years is close to Normal.
Real annual returns on U.S. common stocks had mean : 
Standard deviation : 
We assume that the past pattern of variation continues.
Let x be the random variable that represents the annual returns on common stocks over the next 32 years .
The formula for z-score : 
For x= 0.14, 
By using the standard normal distribution table , we have
The probability that the mean annual return on common stocks over the next 32 years will exceed 14% :-

Answer:
There are 86,400,000 milliseconds in one day
Step-by-step explanation:
Hope that helps :)